Watch as the world’s cities appear one-by-one over… Posted on June 30, 2016 by twitter Watch as the world’s cities appear one-by-one over 6,000 years metrocosm.com/history-of-cit…
RT @thej: Watch as the world’s cities appear one-by-one over 6,000 years https://t.co/Cxp9nBnopV